/*
 * Copyright 2020 eBlocker Open Source UG (haftungsbeschraenkt)
 *
 * Licensed under the EUPL, Version 1.2 or - as soon they will be
 * approved by the European Commission - subsequent versions of the EUPL
 * (the "License"); You may not use this work except in compliance with
 * the License. You may obtain a copy of the License at:
 *
 *   https://joinup.ec.europa.eu/page/eupl-text-11-12
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package org.eblocker.server.http.controller.impl;

import org.eblocker.server.common.data.CompressionMode;
import org.eblocker.server.common.service.FeatureServicePublisher;
import org.eblocker.server.http.controller.FeatureController;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.restexpress.Request;
import org.restexpress.Response;

import javax.ws.rs.BadRequestException;

import java.nio.charset.StandardCharsets;

@Singleton
public class FeatureControllerImpl implements FeatureController {

    private final FeatureServicePublisher featureService;

    @Inject
    public FeatureControllerImpl(FeatureServicePublisher featureService) {
        this.featureService = featureService;
    }

    @Override
    public CompressionMode getCompressionMode(Request request, Response response) {
        return featureService.getCompressionMode();
    }

    @Override
    public CompressionMode setCompressionMode(Request request, Response response) {
        try {
            CompressionMode mode = CompressionMode.valueOf(request.getBody().toString(StandardCharsets.UTF_8));
            featureService.setCompressionMode(mode);
            return featureService.getCompressionMode();
        } catch (IllegalArgumentException e) {
            throw new BadRequestException("unknown compression mode");
        }
    }
}
